The Uncommon James founder, 34, enlisted the help of her longtime friend and colorist Justin Anderson to get her hair done at home, and they decided to take the task into her kitchen.
“Yes rinse it in cold water how many times have I said that Justin,” the actress commented.
Between launching her Uncommon James Beauty line and making a return to The Hills: New Beginnings, Cavallari has been keeping busy.
“I think everybody was just really happy to be filming with an OG,” said Jenner, 39 when the cast stopped by PeopleTV’s Reality Check.
“She gets everybody riled up and definitely knows how to make some good television.